Commodity2005200620072008200920102011
Siliceous fossil meals (e.g., kieselguhr, tripolite & diatomite) & sim. sil ...$16,032$76,114$32,737$17,407$110,859$19,236$42,936
Total$16,032$76,114$32,737$17,407$110,859$19,236$42,936